Turn StyleSharing to 11.

sky/engine/core/dom/shadow/ShadowRootRareData.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 42 matching lines @@
 
     void didAddChildShadowRoot() { ++m_childShadowRootCount; }
     void didRemoveChildShadowRoot() { ASSERT(m_childShadowRootCount > 0); --m_childShadowRootCount; }
 
     unsigned childShadowRootCount() const { return m_childShadowRootCount; }
 
     const Vector<RefPtr<InsertionPoint> >& descendantInsertionPoints() { return m_descendantInsertionPoints; }
     void setDescendantInsertionPoints(Vector<RefPtr<InsertionPoint> >& list) { m_descendantInsertionPoints.swap(list); }
     void clearDescendantInsertionPoints() { m_descendantInsertionPoints.clear(); }
 
-    StyleSheetList* styleSheets() { return m_styleSheetList.get(); }
-    void setStyleSheets(PassRefPtr<StyleSheetList> styleSheetList) { m_styleSheetList = styleSheetList; }
-
-
 private:
     unsigned m_descendantContentElementCount;
     unsigned m_childShadowRootCount;
     Vector<RefPtr<InsertionPoint> > m_descendantInsertionPoints;
-    RefPtr<StyleSheetList> m_styleSheetList;
 };
 
 inline void ShadowRootRareData::didAddInsertionPoint(InsertionPoint* point)
 {
     ASSERT(point);
     if (isHTMLContentElement(*point))
         ++m_descendantContentElementCount;
     else
         ASSERT_NOT_REACHED();
 }
 
 inline void ShadowRootRareData::didRemoveInsertionPoint(InsertionPoint* point)
 {
     ASSERT(point);
     if (isHTMLContentElement(*point))
         --m_descendantContentElementCount;
     else
         ASSERT_NOT_REACHED();
 
     ASSERT(m_descendantContentElementCount >= 0);
 }
 
 } // namespace blink
 
 #endif  // SKY_ENGINE_CORE_DOM_SHADOW_SHADOWROOTRAREDATA_H_